{"product_id":"johns-manville-jm-pvc-t-joint-patch-white-grey-4-1-2-in","title":"Johns Manville JM PVC T-Joint Patch, White\/Grey, 4-1\/2 in.","description":"\u003ch2\u003ePVC T-Joint Seam Patch\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eThe Johns Manville PVC T-Joint Patch is a flexible, UV-resistant PVC accessory designed to seal seam laps where perimeter and\/or header sheets intersect (T-joints) in PVC roofing systems. It helps reinforce vulnerable intersections for a cleaner, more durable single-ply membrane detail.\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eKey Features:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003ePurpose-Built T-Joint Sealing:\u003c\/strong\u003e Designed to seal seam laps where perimeter\/header sheets intersect in PVC systems\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eUV-Resistant PVC Construction:\u003c\/strong\u003e Flexible, non-reinforced PVC formulated with Elvaloy® KEE for weathering resistance\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCompatible Color Option:\u003c\/strong\u003e White\/Grey patch to match common PVC membrane installations\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eJobsite Convenience:\u003c\/strong\u003e Sold individually for easy takeoff and waste reduction\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eSingle-Ply Flashing Accessory:\u003c\/strong\u003e Intended for commercial PVC roofing membrane detailing and repairs\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePlease check the Product Data Sheet \u003cspan\u003eHere\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eSpecifications Table:\u003c\/h3\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eProduct name\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eManv PVC T-Joint Patch White\/Grey\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eJohns Manville\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eFlashing\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSingle Ply Membrane Flashing\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eUnit of measure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003ePC - Piece\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eWhite\/Grey\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSize \/ diameter\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e4-1\/2 in.\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eFlexible, non-reinforced, UV-resistant PVC (polyvinyl chloride) with Elvaloy® KEE (ketone ethylene ester).\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eTo seal seam laps where perimeter and\/or header sheets intersect (T-Joint) in PVC systems.\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003chr\u003e \u003ch3\u003eFrequently Asked Questions (FAQ):\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ: What is this patch used for?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e It is used to seal seam laps at T-joints—where perimeter and\/or header sheets intersect—in PVC roofing systems.\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eQ: What material is the patch made from?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e Flexible, non-reinforced, UV-resistant PVC (polyvinyl chloride) with Elvaloy® KEE (ketone ethylene ester).\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eQ: What size is this patch?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e This White\/Grey version is listed as 4-1\/2 in. diameter.\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eQ: What colors are available?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e The product line is offered in White, Grey, and Sandstone (this variant is White\/Grey).\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eQ: Is this sold as a kit or individually?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e It is sold as a single piece (PC).\u003c\/p\u003e \u003chr\u003e \u003ch3\u003eA Clean, Seamless Finish for High-Performance Roof Lines\u003c\/h3\u003e \u003cp\u003eRoof details are where performance becomes design, and this PVC T-joint patch is the quiet hero that keeps intersections pristine. Its smooth, flexible, UV-resistant PVC creates a refined seal at the most vulnerable seam transitions, preserving the crisp geometry of a well-executed roof plane. Use it to elevate repairs and terminations so the surface reads uninterrupted and intentional. It’s the small, disciplined detail that underpins truly luxurious longevity.\u003c\/p\u003e \u003chr\u003e \u003cp\u003e\u003cstrong\u003eSeal your PVC roof T-joints with a purpose-built JM patch for a cleaner, more durable seam intersection.\u003c\/strong\u003e\u003c\/p\u003e","brand":"GMC_Traffic","offers":[{"title":"Default Title","offer_id":55154284560675,"sku":"gmc16-00978","price":5.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0980\/8730\/5507\/files\/11acfe3fe75689dc.jpg?v=1779818933","url":"https:\/\/a2ztoyshop.us.com\/products\/johns-manville-jm-pvc-t-joint-patch-white-grey-4-1-2-in","provider":"Grandview Hobbies","version":"1.0","type":"link"}